LE Dimmable Desk Lamp, Rechargeable Clip LED Desk Lamp, 14 LEDs Gooseneck LED Portable Reading Book light, 3 Dimming Level, Touch Sensitive Table Lamp, USB Cord Included, Daylight White, Study Lamp Multi-purpose Usage. It can stand on desk with its own stable base just like common lamps or clip almost anywhere, such as a book, shelf, cupboard, or computer. Dimmable. There are 3 brightness for choice with touch-sensitive control panel, meet your needs in different light environments. USB Rechargeable. Built-in rechargeable lithium battery ,can recharges via USB connection, 3.3ft/1m USB cable (without power adapter) is included. No battery replacement. USB Charging Input: 5 V DC. Please use a USB adapter (not included) with the indicated voltage. User-friendly Design. Flexible gooseneck lets you position the light exactly where you want it and keep it there, very ultra portable and lightweight. Eye-caring Brightness. No flickering, no dark area, and no ghosting to protect your vision and reduce eye fatigue.